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体验新版 GitCode,发现更多精彩内容 >>
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19e2176e
编写于
6月 07, 2018
作者:
D
David Yozie
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电子邮件补丁
差异文件
Docs - removing line breaks from s3 LOCATION clause examples/syntax
上级
9f496c47
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
7 addition
and
16 deletion
+7
-16
gpdb-doc/dita/admin_guide/external/g-s3-protocol.xml
gpdb-doc/dita/admin_guide/external/g-s3-protocol.xml
+5
-10
gpdb-doc/dita/ref_guide/sql_commands/CREATE_EXTERNAL_TABLE.xml
...doc/dita/ref_guide/sql_commands/CREATE_EXTERNAL_TABLE.xml
+2
-6
未找到文件。
gpdb-doc/dita/admin_guide/external/g-s3-protocol.xml
浏览文件 @
19e2176e
...
...
@@ -92,15 +92,13 @@
tables. For read-only S3 tables, the URL defines the location and prefix used to
select existing data files that comprise the S3 table. For example:
<codeblock>
CREATE READABLE EXTERNAL TABLE S3TBL (date text, time text, amt int)
LOCATION('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/
config=/home/gpadmin/aws_s3/s3.conf')
LOCATION('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/ config=/home/gpadmin/aws_s3/s3.conf')
FORMAT 'csv';
</codeblock><p>
For
writable S3 tables, the protocol URL defines the S3 location in which Greenplum
database stores data files for the table, as well as a prefix to use when
creating files for table
<codeph>
INSERT
</codeph>
operations. For
example:
<codeblock>
CREATE WRITABLE EXTERNAL TABLE S3WRIT (LIKE S3TBL)
LOCATION('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/
config=/home/gpadmin/aws_s3/s3.conf')
LOCATION('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/ config=/home/gpadmin/aws_s3/s3.conf')
FORMAT 'csv';
</codeblock></p><p>
See
<xref
href=
"#amazon-emr/section_stk_c2r_kx"
format=
"dita"
/>
for more
information.
</p></li>
...
...
@@ -500,18 +498,15 @@ chunksize = 67108864</codeblock></p>
<pd>
If
<codeph>
version
</codeph>
is 1 or is not specified, this is an example of
the
<codeph>
LOCATION
</codeph>
clause of the
<codeph>
CREATE EXTERNAL
TABLE
</codeph>
command that specifies an Amazon S3
endpoint.
<codeblock>
LOCATION ('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/
config=/home/gpadmin/aws_s3/s3.conf')
</codeblock></pd>
endpoint.
<codeblock>
LOCATION ('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/ config=/home/gpadmin/aws_s3/s3.conf')
</codeblock></pd>
<pd>
If
<codeph>
version
</codeph>
is 2, this is an example
<codeph>
LOCATION
</codeph>
clause with the
<codeph>
region
</codeph>
parameter
for an AWS S3 compatible
service.
<codeblock>
LOCATION ('s3://test.company.com/s3test.company/test1/normal/ region=local-test
config=/home/gpadmin/aws_s3/s3.conf')
</codeblock></pd>
service.
<codeblock>
LOCATION ('s3://test.company.com/s3test.company/test1/normal/ region=local-test config=/home/gpadmin/aws_s3/s3.conf')
</codeblock></pd>
<pd>
If
<codeph>
version
</codeph>
is 2, the
<codeph>
LOCATION
</codeph>
clause can
also specify an Amazon S3 endpoint. This example specifies an Amazon S3
endpoint that uses the
<codeph>
region
</codeph>
parameter.
<codeblock>
LOCATION ('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/ region=us-west-2
config=/home/gpadmin/aws_s3/s3.conf')
</codeblock></pd>
parameter.
<codeblock>
LOCATION ('s3://s3-us-west-2.amazonaws.com/s3test.example.com/dataset1/normal/ region=us-west-2 config=/home/gpadmin/aws_s3/s3.conf')
</codeblock></pd>
</plentry>
</parml>
<note><ph
id=
"memory-phrase"
>
Greenplum Database can require up to
<codeph>
threadnum *
...
...
gpdb-doc/dita/ref_guide/sql_commands/CREATE_EXTERNAL_TABLE.xml
浏览文件 @
19e2176e
...
...
@@ -16,9 +16,7 @@
[, ...])
| ('gphdfs://
<varname>
hdfs_host
</varname>
[:port]/
<varname>
path
</varname>
/
<varname>
file
</varname>
')
| ('pxf://
<varname>
path-to-data
</varname>
?
<varname>
PROFILE
</varname>
[
&
<varname>
custom-option
</varname>
=
<varname>
value
</varname>
[...]]'))
| ('s3://
<varname>
S3_endpoint
</varname>
[:
<varname>
port
</varname>
]/
<varname>
bucket_name
</varname>
/[
<varname>
S3_prefix
</varname>
]
[region=
<varname>
S3-region
</varname>
]
[config=
<varname>
config_file
</varname>
]')
| ('s3://
<varname>
S3_endpoint
</varname>
[:
<varname>
port
</varname>
]/
<varname>
bucket_name
</varname>
/[
<varname>
S3_prefix
</varname>
] [region=
<varname>
S3-region
</varname>
] [config=
<varname>
config_file
</varname>
]')
[ON MASTER]
FORMAT 'TEXT'
[( [HEADER]
...
...
@@ -98,9 +96,7 @@ CREATE WRITABLE EXTERNAL TABLE <varname>table_name</varname>
CREATE WRITABLE EXTERNAL TABLE
<varname>
table_name
</varname>
(
<varname>
column_name
</varname>
<varname>
data_type
</varname>
[, ...] | LIKE
<varname>
other_table
</varname>
)
LOCATION('s3://
<varname>
S3_endpoint
</varname>
[:
<varname>
port
</varname>
]/
<varname>
bucket_name
</varname>
/[
<varname>
S3_prefix
</varname>
]
[region=
<varname>
S3-region
</varname>
]
[config=
<varname>
config_file
</varname>
]')
LOCATION('s3://
<varname>
S3_endpoint
</varname>
[:
<varname>
port
</varname>
]/
<varname>
bucket_name
</varname>
/[
<varname>
S3_prefix
</varname>
] [region=
<varname>
S3-region
</varname>
] [config=
<varname>
config_file
</varname>
]')
[ON MASTER]
FORMAT 'TEXT'
[( [DELIMITER [AS] '
<varname>
delimiter
</varname>
']
...
...
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